This really works - no weeds for two years!! The newspaper will prevent any grass and weed seeds from germinating, but unlike fabric, it will decompose after about 18 months. By that time, any grass and weed seeds that were present in the soil on planting will be dead.
Instead of purchasing expensive landscape cloth, herbicides or spending hours on your knees pulling weeds, good old fashion newspaper is a great substitute to control unsightly weeds. Use several sheets of newspaper as you would landscape cloth. Wet the newspaper , then cover with mulch. It allows moisture into the soil and blocks most weeds for at least 3 years. Eventually the newspaper composts into the soil.
Homemade Weed Killer 1 gallon of white vinegar, 1/2 cup salt, Liquid dish soap (any brand), Empty spray bottle. Put salt in the empty spray bottle and fill it the rest of the way up with white vinegar. Add a squirt of liquid dish soap. This solution works best if you use it on a hot day. Spray it on the weeds in the morning, and as it heats up it will do its work.